Now the other point here is that "the definition" of recession seems to be evolving... What you gave... -Didn't I give the statement that ? you gave this to your students what I just gave, right?

关键还在于,对于经济衰退的定义尚无定论。,你刚才给的版本。。。，-难道我的陈述,你教给学生的也是这个版本吧？

斯坦福公开课 - 经济学课程节选